Lab Architecture

Physical Infrastructure

Compute Nodes

Node	Model	CPU	RAM	Storage
srv-pve-zrh-01	Custom	AMD EPYC 8224P (24C/48T)	256 GB DDR5 ECC	2x 1TB NVMe (OS) + 1x 8TB NVMe (VMs)
srv-pve-zrh-02	Custom	AMD EPYC 8224P (24C/48T)	256 GB DDR5 ECC	2x 1TB NVMe (OS) + 1x 8TB NVMe (VMs)

Network Equipment

Device	Model	Ports	Purpose
fw-edge-zrh-01	UniFi Enterprise Fortress Gateway	WAN + LAN	Edge Firewall/Router
sw-core-zrh-01	UniFi Pro-Aggregation	28x 10G SFP+ / 4x 25G SFP28	Core Aggregation
sw-dist-zrh-01	UniFi Enterprise XG-24	24x 10G RJ45 / 2x 25G SFP28	Distribution/Access

Supporting Infrastructure

Device	Model	Purpose
srv-rpi-zrh-01	Raspberry Pi	Proxmox QDevice (Quorum)

Network Interface Cards (per Node)

Interface	Model	Speed	Bond	VLAN	Purpose
nic2, nic3	Intel I210	1 Gbit/s	bond0	10	Management
nic5, nic6	Mellanox ConnectX-6 Dx	25 Gbit/s	bond1	20	Storage (SAN)
nic1, nic4	Intel X710	10 Gbit/s	bond2	30+	VM Traffic

Total Bandwidth per Host

Management: 2 Gbit/s (2x 1G LACP)
Storage: 50 Gbit/s (2x 25G LACP)
VM Traffic: 20 Gbit/s (2x 10G LACP)
────────────────────────────────────
Total: 72 Gbit/s pro Server

Virtualization Platform

Proxmox VE Cluster

• Version: Proxmox VE 9.1.2
• Cluster Name: pve-zrh-01
• Nodes: 2 (srv-pve-zrh-01, srv-pve-zrh-02)
• Quorum: QDevice on Raspberry Pi

Storage Architecture

Pool	Type	Size	Content
local-zfs	ZFS Mirror (2x 1TB NVMe)	~930 GB	Proxmox OS, ISOs
storage-vm-zrh-v1	ZFS Single (1x 8TB NVMe)	~7.5 TB	VM Disks

Note: Ceph is planned but not yet implemented. Currently using ZFS with replication.

Logical Architecture

                    Internet
                       │
                       │ WAN
                       ↓
            ┌──────────────────┐
            │   fw-edge-zrh-01 │
            │      (EFG)       │
            │   Firewall       │
            │   Routing        │
            │   WireGuard VPN  │
            └────────┬─────────┘
                     │
                     ↓
            ┌──────────────────┐
            │   sw-core-zrh-01 │
            │  (Pro-Agg)       │
            │  Core Switch     │
            │  Layer 2         │
            └─┬─────────┬──────┘
              │         │
        4x25G │         │ 2x10G
              │         │
    ┌─────────▼───┐ ┌──▼──────────┐
    │ srv-pve-zrh │ │ sw-dist-zrh │
    │   -01/-02   │ │     -01     │
    │  Proxmox    │ │  Access     │
    │  Cluster    │ │  Switch     │
    └─────────────┘ └─────────────┘